Was there a ‘before’ the Big Bang? Jim Al-Khalili on the mind-bogglingness of time
Time keeps getting away from us. It has a fraught relationship with our subjective experience — sometimes slowing down or dragging on; and at other
Category: Science
Scientists shrank mice’s brains and replaced the missing tissue with human ‘organoids’
In a new study, scientists reared lab mice that were missing sections of their brains and then replaced the missing tissue with human cells. The
‘It is extremely rare to witness’: Scientists record humpback whale mom grieving her stillborn calf in first-of-its-kind footage
In an extraordinary first-of-its-kind video, researchers have documented a humpback whale mom grieving her stillborn calf. The footage was recorded off the coast of southeastern
Alzheimer’s damage may begin outside the brain
Removing a type of immune cell from lymph nodes in mice reduced brain inflammation and cell damage in a model of Alzheimer’s-like disease.
Indonesia’s Anak Krakatau
Anak Krakatau erupts ash and volcanic gases in this image acquired with the OLI (Operational Land Imager) on Landsat 8 on Sept. 5, 2026.
Ctenophores Aren’t Just Beautiful. They’re Biological Wonders.
Around 700 million years ago, a group of organisms resembling little more than glowing, gelatinous blobs split off from the rest of the animals, forming
1,700-year-old fragment of the ‘Odyssey’ discovered between pages of Dutch library book
A researcher was perusing a collection of old Egyptian texts in a Dutch library when he stumbled upon a torn piece of parchment containing a
Scientists finally figured out the temperature of T. rex’s blood — and it was as hot as ours
Tyrannosaurus rex was a hottie with a body temperature similar to our own, according to a new analysis of their teeth. The finding supports the
New trick could reveal text on 2,000-year-old scrolls charred by eruption of Mount Vesuvius
The long-lost words of ancient philosophers may finally be revealed nearly 2,000 years after the violent eruption of Mount Vesuvius scorched and buried them, thanks
These mice have human (nerve cells) on the brain
Scientists have grown human brain tissue to fill most of a mouse’s cortex, creating a new model for studying brain disease and neural circuits.
The U.S. has weapons in space. Here’s what that could mean
A cryptic announcement raises questions about the type of weapons and how they could be used. We talked to an expert about the consequences.
Diagnostic dilemma: A man’s sudden fainting episodes landed him in the hospital — and a hair dye was to blame
The patient: A 61-year-old man in India The symptoms: The man went to an emergency department after fainting. He had felt nauseous just before the
New laptop ditches noisy fans and heat sinks for tiny ‘cooling chips’ — it’s much thinner and lighter than you’d expect
BERLIN — Lenovo has unveiled a concept laptop that uses high-speed air to silently cool its processor, instead of conventional fans or heat sinks. The
‘That could push them over the edge’: How climate change could fuel impulsive behavior
Climate change is often discussed in terms of rising temperatures, extreme weather and environmental loss. But there’s another consequence that can be harder to see: